package edu.umd.rhsmith.diads.meater.util.console; public class LongPrompter implements ConsolePrompter<Long> { @Override public Long accept(String input) { try { return Long.parseLong(input); } catch (NumberFormatException e) { throw new IllegalArgumentException(e.getMessage()); } } @Override public String getPromptText() { return null; } public static final ConsolePrompter<Long> PROMPT = new LongPrompter(); }